The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 09, 2010
Filed:
Nov. 18, 2009
Pigment compositions, colored compositions making use of the pigment compositions, and color filters
Ryo Hoshino, Chuo-ku, JP;
Hideki Ito, Chuo-ku, JP;
Kazuhiko Kaneko, Chuo-ku, JP;
Kazutaka Aoki, Chuo-ku, JP;
Shotoku Takami, Chuo-ku, JP;
Ryo Hoshino, Chuo-ku, JP;
Hideki Ito, Chuo-ku, JP;
Kazuhiko Kaneko, Chuo-ku, JP;
Kazutaka Aoki, Chuo-ku, JP;
Shotoku Takami, Chuo-ku, JP;
Dainichiseika Color & Chemicals Mfg. Co., Ltd., Tokyo, JP;
Abstract
Pigment compositions each contain an organic pigment and at least one compound selected from compounds represented by the following formula (II), respectively:A-N═N—CH(COCH)—CONH-E,B—N═N—CH(COCH)—CONH-E orC—N═N—CH(COCH)—CONH-E,wherein A represents a substituted or unsubstituted phenyl group, B represents a substituted or unsubstituted β-naphthyl group, C represents a substituted or unsubstituted α-anthraquinonyl group, D represents a particular substituted aromatic group, and E represents a substituted or unsubstituted phenyl group, with a proviso that the compounds each have at least one substituent represented by —COOM or —SOM in which M represents a hydrogen atom, metal atom, ammonium group, organic amine group or quaternary ammonium group. Colored compositions making use of the pigment compositions and color filters making use of the colored compositions are also disclosed.